UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EPzUhX5CnUXeMzdxwcgqE3ebLKlCWgGy3dD2p+6VIg0=' 
WHERE 
  key_id = 'bd331f18def5a12a1320fd7f7aae31c3d363be34a7676812e27e07640e29666d' 
  AND (
    token = 'EPzUhX5CnUXeMzdxwcgqE3ebLKlCWgGy3dD2p+6VIg0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )